zeroclickinfo-goodies/lib/DDG/Goodie/Roman.pm

31 lines
878 B
Raku

package DDG::Goodie::Roman;
# ABSTRACT: Convert between Roman and Arabic numeral systems.
use DDG::Goodie;
use Roman;
primary_example_queries 'roman numeral MCCCXXXVII';
secondary_example_queries 'roman 1337', 'roman IV';
description 'convert between Roman and Arabic numerals';
name 'Roman Numerals';
code_url 'https://github.com/duckduckgo/zeroclickinfo-goodies/blob/master/lib/DDG/Goodie/Roman.pm';
category 'conversions';
topics 'cryptography';
attribution github => ['https://github.com/mrshu', 'mrshu'];
triggers any => "roman", "arabic";
zci is_cached => 1;
zci answer_type => "roman_numeral_conversion";
handle remainder => sub {
s/\s*(?:numeral|number)\s*//i;
return uc(roman($_)) . ' (roman numeral conversion)' if /^\d+$/ && roman($_);
return arabic($_) . ' (roman numeral conversion)' if lc($_) =~ /^[mdclxvi]+$/ && arabic($_);
return;
};
1;